1. ACI Committee 318 (2002) Building code requirements for structural concrete (ACI318-02) and commentary (ACI318R-02) American Concrete Institute, Detroit)
2. ASTM C 469-02 (2002) Standard test method for static modulus of elasticity and Poisson’s ratio of concrete
3. ASTM C 642-06 (2002) Standard test method for density, absorption, and voids in hardened concrete
4. Bairagi NK, Kishore R, Pareek VK (1993) Behaviour of concrete with different proportions of natural and recycled aggregates. Resour Conserv Recycl 9(1–2):109–126
5. Bartlett FM, MacGregor JG (1994) Effect of moisture condition on concrete core strengths. ACI Mater J 91(3):227–236